Arofene
纯酚醛树脂, 甲醛、间苯二酚聚合物
🗣️ 情景例句
You haven't changed a bit.
你们一点都没有变。
You should wear a heavy coat, It's below zero today.
你应该穿一件厚大衣，因为今天在零度以下。
Hi! I'm sorry I was out when you rang.
你好！我很抱歉，你打电话时我出去了。